only push supported files to processing queue

2 files changed, 7 insertions, 1 deletions

diff --git a/src/index.rs b/src/index.rs
index d3aab9e..92a12b6 100644
--- a/src/index.rs
+++ b/src/index.rs
@@ -50,7 +50,7 @@ impl Index {
         for entry in WalkDir::new(input_path)
             .into_iter()
                 .filter_map(|e| e.ok()) {
-                    if entry.path().is_file() {
+                    if entry.path().is_file() && text::is_supported(entry.path().to_str().unwrap()) {
                         nof += 1;
                         paths.push(entry.path().to_str().unwrap().to_string());
                     }
diff --git a/src/text/mod.rs b/src/text/mod.rs
index c3fd8f6..ac474bc 100644
--- a/src/text/mod.rs
+++ b/src/text/mod.rs
@@ -44,3 +44,9 @@ pub fn extract_text(path : &str) -> String {
     let extenstion = p.extension().unwrap_or_else(|| OsStr::new("")).to_str().unwrap();
     EXT.get(extenstion).unwrap_or(&(empty_extractor as ExtFn))(path)
 }
+
+pub fn is_supported(path : &str) -> bool {
+    let p = Path::new(&path);
+    let extenstion = p.extension().unwrap_or_else(|| OsStr::new("")).to_str().unwrap();
+    EXT.get(extenstion).is_some()
+}